Emilio C.

Demo profile

Backend Developer - Error Handling & Logging

Buenos Aires, Argentina·2+ years·Spanish / English

Bio

I write backend code that fails gracefully and logs useful information. 2 years focused on robust error handling, structured logging, and debugging production issues. I think about what happens when things go wrong. Self-taught developer who learned from production incidents. My error messages include context, my logs are searchable, and I handle edge cases. Systematic problem-solver.

Skills

Node.jsTypeScriptPostgreSQLREST APIsObservability

Work style

Detail-orientedSystems thinkerPragmatic

Portfolio (sample case studies)

Admin Panel for Multi-tenant Platform

Sample

Created comprehensive admin interface with tenant management, usage analytics, and bulk operations. Implemented role-based access control.

Node.jsPostgreSQL

Authentication & Authorization Revamp

Sample

Rebuilt auth system with SSO, MFA, and granular permissions. Implemented secure session management and audit logging.

Node.jsPostgreSQL

Payment Integration for Cross-border Platform

Sample

Integrated multiple payment providers with currency conversion, fee calculations, and payout automation.

Node.jsREST APIs

Design System & Component Library

Sample

Built reusable component library with comprehensive documentation, accessibility compliance, and comprehensive testing.

TypeScript

Search & Filter System Optimization

Sample

Rebuilt product search with faceted filtering, autocomplete, and relevance ranking. Improved search speed by 10x using proper indexing.

PostgreSQLNode.js

High-volume Background Job Processor

Sample

Architected reliable job processing system handling 100K+ tasks daily with proper retry logic, dead letter queues, and observability.

Node.js